Perhaps you should try some spelling variations:
"supply figure integration theories." » "supply figure integration theorems.", "supply figure integrationstheorie 2.", "supply figure integration theory.", "supply fare integration theories.", "supply fruhe integration theories.", "supply culture integration theories."
"supply costs integration schemes." » "supply costs integration schengen.", "supply costs irrigation schemes.", "supply costs integration regimes.", "supply comes integration schemes.", "supply post integration schemes.", "supply focus integration schemes."

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply costs integration schemes.") or ("supply figure integration theories."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply costs integration schemes.") OR ("supply figure integration theories."))*.
• Removing quotes may allow a broader search: (( supply costs integration schemes. ) or ( supply figure integration theories. ))*.